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Jade
“Jade” is a generic term for nephrite, jadeite, and under certain conditions green omphacite. In China, a pierced jade disk is a symbol of heaven.

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Tools
Research
Japanese Jadeite: History, Characteristics, and Comparison with Other Sources
Examines the sources, color, texture, and chemical composition of jadeite from Japanese deposits.
Green Jadeite-Omphacite from Guatemala
Jadeite Bangle with the Appearance of Polymer Treatment
A Unique Omphacite Jade Pendant
The Museum of London’s Extraordinary Cheapside Hoard
The history and mysteries behind a treasure of jewels hidden during the 1600s, a window to the past being fully opened to the public for the first time since a chance discovery a century ago.









